USCDI

USCDI ONC standard health data classes interoperability US.

Definition

USCDI versions evolution: (1) USCDI v1 (2020): ~17 data classes including Patient Demographics, Allergies + Intolerances, Assessment + Plan of Treatment, Care Team Members, Clinical Notes, Goals, Health Concerns, Immunizations, Laboratory, Medications, Patient Demographics, Problems, Procedures, Provenance, Smoking Status, Unique Device Identifier, Vital Signs. (2) USCDI v2 (2021): added Encounter Information + Health Status Assessments + Sexual Orientation + Gender Identity + Care Team Members extended. (3) USCDI v3 (2022): added Social Determinants of Health (SDOH) + Diagnostic Imaging + Health Status (gender identity + sexual orientation + sex parameters for clinical use, etc.). (4) USCDI v4 (2023): added Encounter Information + Patient Summary + Authored Date + multiple SDOH refinements + Health Insurance Information. (5) USCDI v5 + v6 in draft 2024+. (6) USCDI+: domain-specific extensions (USCDI+ Quality, USCDI+ Public Health, USCDI+ Cancer Registry, etc.). USCDI integration: ONC HTI-1 Cures Act Final Rule 2023 requires EHRs certified ONC to support USCDI v3 + FHIR R4 + US Core + SMART on FHIR + Bulk Data ; CMS Patient Access API 2021 mandates payers expose USCDI-mapped FHIR APIs ; integrates Da Vinci Project workflows + TEFCA QHIN exchange + Argonaut foundational.

Origin

USCDI v1 published 2020 by ONC ; v2 2021 ; v3 2022 ; v4 2023 ; v5/v6 draft 2024+ ; foundational ONC HTI-1 Cures Act Final Rule 2023.

Example in context

Patient access app uses CMS Payer API: patient authorizes Anthem payer app access via SMART on FHIR Patient Access scope ; Anthem FHIR endpoint exposes USCDI-mapped data: Patient + Coverage + ExplanationOfBenefit + Encounter + Condition + Procedure + MedicationDispense resources ; app retrieves + displays patient claims + clinical history to patient unified view.

Related terms

• Argonaut Project — foundational.
• SMART on FHIR — API authorization.